[INFO] fetching crate my_package_zeng 0.1.0...
[INFO] testing my_package_zeng-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate my_package_zeng 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate my_package_zeng 0.1.0
[INFO] finished tweaking crates.io crate my_package_zeng 0.1.0
[INFO] tweaked toml for crates.io crate my_package_zeng 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate my_package_zeng 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate my_package_zeng 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5654501b99d35b0f1114fd605b7f4b304bf9c338696fca8c24c8102a1e9aad1
[INFO] running `Command { std: "docker" "start" "-a" "a5654501b99d35b0f1114fd605b7f4b304bf9c338696fca8c24c8102a1e9aad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5654501b99d35b0f1114fd605b7f4b304bf9c338696fca8c24c8102a1e9aad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5654501b99d35b0f1114fd605b7f4b304bf9c338696fca8c24c8102a1e9aad1", kill_on_drop: false }`
[INFO] [stdout] a5654501b99d35b0f1114fd605b7f4b304bf9c338696fca8c24c8102a1e9aad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46886ea47920304e6dfa8721bc3f8733b61fadc753e4416e9f57f6da6e64fae0
[INFO] running `Command { std: "docker" "start" "-a" "46886ea47920304e6dfa8721bc3f8733b61fadc753e4416e9f57f6da6e64fae0", kill_on_drop: false }`
[INFO] [stderr]    Compiling array_tool v1.0.3
[INFO] [stderr]    Compiling my_package_zeng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id`, `name`, and `email` are never read
[INFO] [stdout]  --> src/customer/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Customer {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 2 |     id: u64,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 3 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     email: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `customer` are never read
[INFO] [stdout]  --> src/order/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Order {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |     id: u64,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     product: Product,
[INFO] [stdout] 6 |     customer: Customer,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let order = Order::new(1, product, customer, 1);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_order`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "46886ea47920304e6dfa8721bc3f8733b61fadc753e4416e9f57f6da6e64fae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46886ea47920304e6dfa8721bc3f8733b61fadc753e4416e9f57f6da6e64fae0", kill_on_drop: false }`
[INFO] [stdout] 46886ea47920304e6dfa8721bc3f8733b61fadc753e4416e9f57f6da6e64fae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1cae9eea8f482ecec9a48d633413888bcf1717389893fa007fafd7a4c9192a3
[INFO] running `Command { std: "docker" "start" "-a" "f1cae9eea8f482ecec9a48d633413888bcf1717389893fa007fafd7a4c9192a3", kill_on_drop: false }`
[INFO] [stdout] warning: fields `id`, `name`, and `email` are never read
[INFO] [stdout]  --> src/customer/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Customer {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 2 |     id: u64,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 3 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     email: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `customer` are never read
[INFO] [stdout]  --> src/order/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Order {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |     id: u64,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     product: Product,
[INFO] [stdout] 6 |     customer: Customer,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling my_package_zeng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `order`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let order = Order::new(1, product, customer, 1);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_order`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, and `email` are never read
[INFO] [stdout]  --> src/customer/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Customer {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 2 |     id: u64,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 3 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     email: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `customer` are never read
[INFO] [stdout]  --> src/order/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Order {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |     id: u64,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     product: Product,
[INFO] [stdout] 6 |     customer: Customer,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "f1cae9eea8f482ecec9a48d633413888bcf1717389893fa007fafd7a4c9192a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cae9eea8f482ecec9a48d633413888bcf1717389893fa007fafd7a4c9192a3", kill_on_drop: false }`
[INFO] [stdout] f1cae9eea8f482ecec9a48d633413888bcf1717389893fa007fafd7a4c9192a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 15afbd5d4b8d7b393cd051b31cb72fcb9904681729f0f4957a03fd083ed93cc9
[INFO] running `Command { std: "docker" "start" "-a" "15afbd5d4b8d7b393cd051b31cb72fcb9904681729f0f4957a03fd083ed93cc9", kill_on_drop: false }`
[INFO] [stderr] warning: fields `id`, `name`, and `email` are never read
[INFO] [stderr]  --> src/customer/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Customer {
[INFO] [stderr]   |            -------- fields in this struct
[INFO] [stderr] 2 |     id: u64,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 3 |     name: String,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 4 |     email: String,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id` and `customer` are never read
[INFO] [stderr]  --> src/order/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Order {
[INFO] [stderr]   |            ----- fields in this struct
[INFO] [stderr] 4 |     id: u64,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 5 |     product: Product,
[INFO] [stderr] 6 |     customer: Customer,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `my_package_zeng` (lib) generated 2 warnings
[INFO] [stderr] warning: unused variable: `order`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let order = Order::new(1, product, customer, 1);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_order`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `my_package_zeng` (bin "my_package_zeng" test) generated 1 warning (run `cargo fix --bin "my_package_zeng" -p my_package_zeng --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `my_package_zeng` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_package_zeng-53b723496c254dd8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/bin/app1.rs (/opt/rustwide/target/debug/deps/app1-c84e759ab051f5d5)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_package_zeng-2bfc674333d3359a)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests my_package_zeng
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/product/mod.rs - product::Product::calculate_tax (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "15afbd5d4b8d7b393cd051b31cb72fcb9904681729f0f4957a03fd083ed93cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15afbd5d4b8d7b393cd051b31cb72fcb9904681729f0f4957a03fd083ed93cc9", kill_on_drop: false }`
[INFO] [stdout] 15afbd5d4b8d7b393cd051b31cb72fcb9904681729f0f4957a03fd083ed93cc9